v3.26.1
Income Taxes - Reconciliation of Effective Tax Rate and Statutory Federal Income Tax Rate (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Income Tax Disclosure [Abstract]      
Federal statutory rate 21.00% 21.00% 21.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount $ 16,686 $ 17,820 $ 19,245
State and local taxes—net of federal income tax benefit(a) 3.00% 3.00% 2.90%
Effective Income Tax Rate Reconciliation Executive Compensation Amount $ 4,688 $ 7,719 $ 5,507
Stock-based compensation (0.50%) (1.40%) (0.60%)
Executive compensation 0.80% 1.30% 0.80%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount $ (2,671) $ (8,273) $ (4,250)
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount $ (1,270) $ 9 $ (1,522)
Other (0.20%) 0.00% (0.30%)
Effective rate 24.10% 23.90% 23.80%
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount $ 117,555 $ 123,788 $ 140,018
Income tax expense $ 134,988 $ 141,063 $ 158,998